Results 31 to 40 of about 2,156 (179)

Graphene Quantum Dot-Based Electrochemical Immunosensors for Biomedical Applications [PDF]

open access: yes, 2019
In the area of biomedicine, research for designing electrochemical sensors has evolved over the past decade, since it is crucial to selectively quantify biomarkers or pathogens in clinical samples for the efficacious diagnosis and/or treatment of various
Altintas, Zeynep, Mansuriya, Bhargav D.
core   +1 more source

Redox Complexity in Sodium Manganese Hexacyanomanganate and Its Influence on Sodium‐Ion Storage Performance

open access: yesAdvanced Energy Materials, EarlyView.
The role of each Mn site in the Na3‐xMn[Mn(CN)6]·zH2O compounds’ redox activity was investigated using a combined experimental–computational approach, which shows that only the low‐spin Mn‐C site undergoes redox changes (Mn1+ to Mn4+), while high‐spin Mn‐N remains unchanged. The study confirms the presence of the Mn1+ intermediate and newly reveals its
Zhenying Li   +11 more
wiley   +1 more source

FastCat: Autonomous Discovery of Multielement Layered Double Hydroxide Alloy Catalysts for Alkaline Oxygen Evolution Reaction

open access: yesAdvanced Intelligent Discovery, EarlyView.
A machine learning‐guided self‐driving laboratory screened over 500 nickel‐based layered double‐hydroxide catalysts for alkaline oxygen evolution. Out of the eight metals, the robot uncovered a quaternary Ni–Fe–Cr–Co catalysts requiring only 231 mV overpotential to reach 20 mA cm−2.
Nis Fisker‐Bødker   +3 more
wiley   +1 more source

Transient currents in the staircase voltammetry of electro-catalytic reaction on the rotating disk electrode

open access: yesTo Chemistry Journal, 2020
The method of variable diffusion layer thickness is applied in the calculation of staircase voltammetry of electro-catalytic reactions on the rotating disk electrode.
Milivoj Lovrić
doaj  

Manifestation of reactivation of the electrode surface in staircase cyclic voltammetry

open access: yesElectrochemistry Communications, 2018
An oxidation peak in the cathodic branch of cyclic voltammogram can be explained by the reversible deactivation and reactivation of electrode surface. This phenomenon could be caused by the potential dependent adsorption of the product of irreversible electrode reaction.
Lovrić, Milivoj   +1 more
openaire   +2 more sources

Effect of supporting electrolytes on voltammetry with manual staircase voltage scan

open access: yesThe Journal of Engineering and Exact Sciences, 2022
The minimal instrumentation voltammetry with manual staircase voltage scan allows to obtain electrochemical results with non-commercial equipment. Several researches have demonstrated its analytical and metrological validity; however, some variables have not been studied in this kind of methods, such as the effect of the supporting electrolyte on the ...
Arce-Castro, Jorge   +4 more
openaire   +2 more sources

Rational Formulation of Ether‐Lactone Electrolytes for Safe and Sustainable Ni‐Rich Lithium‐Ion Batteries

open access: yesAngewandte Chemie International Edition, EarlyView.
This study reports the formulation of innovative electrolytes to improve safety, sustainability, and compatibility with Ni‐rich cathodes through the use of a bio‐based solvent (γ‐valerolactone, GVL) and a safe, stable, innovative co‐solvent (diethylene glycol butyl ethyl ether, DEGBEE).
Juan Luis Gómez‐Urbano   +17 more
wiley   +1 more source

(Thio)substituted-1,4-benzoquinones: Synthesis, electrochemistry, DFT calculations and potential antiproliferative effect against MDAMB- 231 cells

open access: yesMacedonian Journal of Chemistry and Chemical Engineering
This study explores the synthesis, electrochemical properties, and computational aspects of mono-, bis-, tris-, and tetrakis(thio)-substituted 1,4-benzoquinones.
Aysecik Kacmaz   +3 more
doaj   +1 more source

The Redox Couple of the Cytochrome \u3cem\u3ec\u3c/em\u3e Cyanide Complex: The Contribution of Heme Iron Ligation to the Structural Stability, Chemical Reactivity, and Physiological Behavior of Horse Cytochrome \u3cem\u3ec\u3c/em\u3e [PDF]

open access: yes, 2006
Contrary to most heme proteins, ferrous cytochrome c does not bind ligands such as cyanide and CO. In order to quantify this observation, the redox potential of the ferric/ferrous cytochrome c–cyanide redox couple was determined for the first time by ...
Blizzard, Erica R.   +5 more
core   +1 more source

TiO2/MoO2 nanocomposite as anode materials for high power Li-ion batteries with exceptional capacity [PDF]

open access: yes, 2018
Nanoparticles of molybdenum(IV) oxide (MoO 2 ) and a TiO 2 /MoO 2 nanocomposite were synthesised via a continuous hydrothermal synthesis process. Both powders were analysed using XRD, XPS, TEM, and BET and evaluated as active materials in anodes for Li ...
Bauer, Dustin   +7 more
core   +2 more sources

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